DR. MARY KATHRYN MERCER I DO
NPI 1992807432
Internal Medicine in Oklahoma City, OK

Active since September 04, 2006
5622 N PORTLAND AVE, SUITE 101, OKLAHOMA CITY, OK 73112(405) 942-5513(405) 943-1661 Get Directions Write a Review

NPPES record last updated: May 15, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Mary Kathryn Mercer I Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARY KATHRYN MERCER I DO (NPI 1992807432) is an individual internal medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (2887) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1992807432
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. MARY KATHRYN MERCER ICredential: DO
Location Address5622 N PORTLAND AVE, SUITE 101Oklahoma City, OK 73112-2096
Mailing Address5622 N Portland Ave, Suite 101Oklahoma City, OK 73112-2096 · (405) 942-5513 · Fax (405) 943-1661
Fax(405) 943-1661
Sole ProprietorYes
Enumeration DateSeptember 4, 2006
Last NPPES UpdateMay 15, 2008
NPI 1992807432 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in OK · 2887
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
5622 N PORTLAND AVE, Oklahoma City, OK 73112

Other Names 1

Professional Name (2)Dr. Mary Kathryn Mercer Do

Other Providers at the Same Location NPPES 7

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Obstetrics & Gynecology (Gynecology)
5622 N PORTLAND AVE, 101
OKLAHOMA CITY, OK 73112
Physical Therapist
5622 N PORTLAND AVE, #250
OKLAHOMA CITY, OK 73112
Obstetrics & Gynecology
5622 N PORTLAND AVE, #240
OKLAHOMA CITY, OK 73112
Case Manager/Care Coordinator
5622 N PORTLAND AVE, 200
OKLAHOMA CITY, OK 73112
Nurse Practitioner (Family)
5622 N PORTLAND AVE, #102
OKLAHOMA CITY, OK 73112
Nurse Practitioner (Family)
5622 N PORTLAND AVE, #102
OKLAHOMA CITY, OK 73112
Optometrist
5622 N PORTLAND AVE, STE 200
OKLAHOMA CITY, OK 73112

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mary Mercer's NPI number?

The NPI number for Mary Mercer is 1992807432. It was assigned to this individual provider in the NPPES registry on September 4, 2006. The provider is also known as Dr. Mary Kathryn Mercer Do.

Where is Mary Mercer located?

Mary Mercer practices at 5622 N Portland Ave Suite 101, Oklahoma City, OK 73112. The listed phone number is (405) 942-5513.

What is Mary Mercer's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Mary Mercer was last updated on May 15, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.